Don samun mafi girman shekarun tanderu na matsakaicin mitar shigar wutar lantarki, dole ne a yi maki masu zuwa:

1) Refractory kayan tare da mafi yi, m abun da ke ciki, da m barbashi size rabo ya kamata a zaba.

2) Kafin kwanciya tanderun, duba ko nada ya lalace. Lokacin aza tanderun, rufe allon rufewa, tarun ƙararrawa, da allon rufe wuta.

3) Zabi kayan aikin ginin tanderun, kuma a yi duk shirye-shiryen kafin gina tanderun, sarrafa adadin ciyarwa da lokacin tamping na kowane Layer, guje wa abubuwan waje da ke faɗowa cikin tanderun lokacin da ake gina tanderun, da samun crucible mai ƙarfi da tsafta sosai. kamar yadda zai yiwu.

4) Gudun dumama tanda ya kamata a kula da shi don tabbatar da cewa tururin ruwan yashi mai rufi yana sannu a hankali kuma gabaɗaya; lokacin da yanayin quartz ya canza, yakamata a rage saurin dumama ko kuma a kiyaye yanayin zafi ta yadda canjin lokaci zai iya zama sannu a hankali har sai canjin lokaci ya cika.

5) Yi aiki mai kyau a cikin duk matakan wutar lantarki kuma kuyi ƙoƙarin guje wa lahaninsu.